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3.4 HEX Dump Mode
All data sent from a host device is printed by hexadecimal codes.
This mode can be used to check if a program to be sent to the printer is coded correctly.
Follow the steps below.
1. While the printer cover is open, turn on the printer power by pressing and holding the FEED button
and the MODE button simultaneously for five seconds or more.
2. After the POWER lamp and ERROR lamp flash alternately, the buzzer sounds and only the ERROR lamp
flashes continuously. Then, release the buttons and immediately press and hold the MODE button
and the FEED button for three seconds or more, and release the buttons.
3. Set a paper and close the printer cover. The printer prints out "*** Hex Dump Printing ***" and enters
the HEX dump mode.
4. To exit the HEX dump mode, turn off the printer power.
3 seconds or more
Bluetooth Mode
Bluetooth Mode
As soon as the ERROR lamp flashes,
release the buttons.
Immediately press and hold the both buttons
for 3 seconds or more.
POWER lamp and ERROR lamp flash alternately.
Buzzer sounds.
Only the ERROR lamp flashes continuously.
